node {
    fill-color: #a1d99b;
    size: 20px;
    text-size: 12;
    text-alignment: at-right;
    text-padding: 2;
    text-background-color: #fff7bc;
}
edge {
    /*shape: cubic-curve;*/
    shape: line;
    fill-color: #dd1c77;
    z-index: 0;
    text-background-mode: rounded-box;
    text-background-color: #fff7bc;
    text-alignment: above;
    text-padding: 2;
}